275023045 has 16 divisors (see below), whose sum is σ = 361418112. Its totient is φ = 199245760.

The previous prime is 275023031. The next prime is 275023061. The reversal of 275023045 is 540320572.

It is a de Polignac number, because none of the positive numbers 2^k-275023045 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4959 + ... + 23971.

It is an arithmetic number, because the mean of its divisors is an integer number (22588632).

Almost surely, 2^275023045 is an apocalyptic number.

It is an amenable number.

275023045 is a deficient number, since it is larger than the sum of its proper divisors (86395067).

275023045 is a wasteful number, since it uses less digits than its factorization.

275023045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19292.

The product of its (nonzero) digits is 8400, while the sum is 28.

The square root of 275023045 is about 16583.8187701144. The cubic root of 275023045 is about 650.3138878455.

It can be divided in two parts, 27 and 5023045, that multiplied together give a triangular number (135622215 = T₁₆₄₆₉).

The spelling of 275023045 in words is "two hundred seventy-five million, twenty-three thousand, forty-five".